Home / 159,317,489.28-239,018,761.56-57,091,860.48

Finding the Fourth Proportional to 159,317,489.28, 239,018,761.56 and 57,091,860.48

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Solution

The fourth proportional to 159,317,489.28, 239,018,761.56 and 57,091,860.48 is: 85,653,030.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,317,489.28 : 239,018,761.56 = 57,091,860.48 : x
  2. Step 2: Convert to fraction form
    159,317,489.28/239,018,761.56 = 57,091,860.48/x
  3. Step 3: Cross multiply
    159,317,489.28x = 239,018,761.56 × 57,091,860.48
  4. Step 4: Simplify right side
    159,317,489.28x = 13,646,025,787,085,906
  5. Step 5: Solve for x
    x = 13,646,025,787,085,906/159,317,489.28
  6. Step 6: Final answer
    x = 85,653,030.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.